What do you think about COVID-19 vaccination certificates for international travel?

This survey on COVID-19 vaccination certificates is part of a regional research study from the COVID-19 vaccination policy research and decision-support initiative in Asia (CORESIA). We would like to learn from your opinions about the benefits and other related topics of using vaccination certificates, or other travel instruments. If you are comfortable to share your ideas and participate in this project, please click the link below or scan the QR code appeared on the picture

https://hitapthailand.surveysparrow.com/s/coresia—public-survey/tt-007f5d 

Thank you for your cooperation.